It can be used as emulsifier, moisturizing agent, flavor improver, antioxidant synergist and pH regulator in meat and poultry food processing industry, which can enhance flavor, inhibit the growth of pathogenic bacteria in food and prolong product shelf life. In addition, sodium lactate is also widely used as a moisturizer in a variety of daily chemical products, such as bath products, skin care products, hair care products and oral care products.